---
title: "Thallium (7440-28-0): exposure limits and sampling"
url: https://analyt-mtc.com/tools/hazard-search/thallium-7440-28-0/
lang: en
alternates:
  en: https://analyt-mtc.com/tools/hazard-search/thallium-7440-28-0/
  de: https://analyt-mtc.com/de/tools/gefahrstoffsuche/thallium-7440-28-0/
---

Hazard search

# Thallium

CAS number

7440-28-0

Also known as

Thalium (Elements by ICP Aqua Regia Ashing) · Thallium (Elements by Cellulosic Internal Capsule Sampler) · Thallium (Elements by ICP HNO3 Digestion) · Thallium (Elements by ICP HNO3/HClO4 Ashing) · Thallium (Elements on Wipes) · Thallium (soluble compounds) (as Tl)

## UK workplace exposure limits

Our data hold no UK limit for this substance.

## Sampling methods

| Method | Sampling | Medium | Analysis | Part numbers |
| --- | --- | --- | --- | --- |
| **MDHS 91/2** | Active (pump) |  | XRF | [225-70A](https://analyt-mtc.com/catalog/product/haz-dust-7204-particulate-monitor/#part-225-70a) / [225-1930](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-1930) |
| **NIOSH 7300** | Active (pump) |  | ICP-AES | [225-3-01](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-3-01) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |
| **NIOSH 7301** | Active (pump) |  | ICP-AES | [225-3-01](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-3-01) / [225-803](https://analyt-mtc.com/catalog/product/gla-5000-pvc-membrane-filters/#part-225-803) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |
| **NIOSH 7303** | Active (pump) |  | ICP-AES | [225-3-01](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-3-01) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |
| **NIOSH 7306** | Active (pump) |  | ICP-AES | [225-8517](https://analyt-mtc.com/catalog/product/cassette-inserts/#part-225-8517) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |
| **NIOSH 9102** |  |  | ICP-AES | [225-2414](https://analyt-mtc.com/catalog/product/ghost-wipes/#part-225-2414) / [225-2415](https://analyt-mtc.com/catalog/product/ghost-wipes/#part-225-2415) |
| **OSHA ID 121** | Active (pump) |  | AA or AES | [225-3-01](https://analyt-mtc.com/catalog/product/mixed-cellulose-ester-membrane-filters/#part-225-3-01) / [225-1](https://analyt-mtc.com/catalog/product/aluminium-respirable-dust-cyclone/#part-225-1) |

Methods and limits as published by their agencies and summarised by SKC; check the current method and the limit that applies to you before sampling.

Source: [SKC Inc. (USA), Sampling Guides, used with SKC's permission (opens in a new tab)](https://international.skcinc.com/sampling-guides/)